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National Stock Number:
4820-01-171-9440
Federal Supply Class:
4820
National Item Identification Number:
011719440
Description:
VALVE,RESTRICTOR CHECK
Detail:
A VALVE HAVING AN ORIFICE IN THE POPPET, DISK, OR THE LIKE, TO PERMIT RESTRICTED FLUID FLOW WHEN THE VALVE IS SEATED. IT DOES NOT HAVE A STEM OR PROVISIONS FOR PRESSURE ADJUSTMENTS, AND IS SIMILAR TO A VALVE, CHECK WITH THE EXCEPTION OF THE ORIFICE WHICH PERMITS FLUID FLOW IN MORE THAN ONE DIRECTION.
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Manufacturer Information:
| 50397 | 72429 | MISSION SYSTEMS DAVENPORT INC. | | 9R3224 | 99240 | CRISSAIR INC |
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Techincal Specification:
| CONNECTION STYLE | EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL BOSS ALL ENDS | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 CL 440C FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 440C FLOW CONTROL DEVICE | | MATERIAL | STEEL COMP 630 BODY | | MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL | | NOMINAL THREAD SIZE | 1.0625 INCHES ALL ENDS | | SPECIAL FEATURES | HYDRAULIC FLUID MEDIA | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS | | THREAD QUANTITY PER INCH | 12 ALL ENDS |
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